ImageButtonBean


1   /*
2    * $Id: ImageButtonBean.java 54929 2004-10-16 16:38:42Z germuska $ 
3    *
4    * Copyright 1999-2004 The Apache Software Foundation.
5    * 
6    * Licensed under the Apache License, Version 2.0 (the "License");
7    * you may not use this file except in compliance with the License.
8    * You may obtain a copy of the License at
9    * 
10   *      http://www.apache.org/licenses/LICENSE-2.0
11   * 
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  
19  
20  package org.apache.struts.util;
21  
22  
23  import java.io.Serializable  ;
24  
25  
26  /**
27   * A simple JavaBean to encapsulate the request parameters sent for an HTML
28   * input element of type image. Such an element causes two parameters to be
29   * sent, one each for the X and Y coordinates of the button press. An instance
30   * of this bean within an <code>ActionForm</code> can be used to capture these
31   * and provide a simple means of detecting whether or not the corresponding
32   * image was selected.
33   *
34   * @version $Rev: 54929 $ $Date: 2004-10-16 17:38:42 +0100 (Sat, 16 Oct 2004) $
35   */
36  public class ImageButtonBean implements Serializable   {
37  
38  
39      // ----------------------------------------------------------- Constructors
40  
41  
42      /**
43       * Construct an instance with empty property values.
44       */
45      public ImageButtonBean() {
46      }
47  
48      /**
49       * Construct an instance with the supplied property values.
50       *
51       * @param x The X coordinate of the button press.
52       * @param y The Y coordinate of the button press.
53       */
54      public ImageButtonBean(String   x, String   y) {
55          this.x = x;
56          this.y = y;
57      }
58  
59  
60      // ------------------------------------------------------------- Properties
61  
62  
63      /**
64       * The X coordinate of the button press.
65       */
66      private String   x;
67  
68      public String   getX() {
69          return (this.x);
70      }
71  
72      public void setX(String   x) {
73          this.x = x;
74      }
75  
76  
77      /**
78       * The Y coordinate of the button press.
79       */
80      private String   y;
81  
82      public String   getY() {
83           return (this.y);
84      }
85  
86      public void setY(String   y) {
87          this.y = y;
88      }
89  
90  
91      // --------------------------------------------------------- Public Methods
92  
93  
94      /**
95       * A convenience method to determine whether or not the corresponding image
96       * element was selected.
97       */
98      public boolean isSelected() {
99          return ((x != null) || (y != null));
100     }
101 
102 
103     /**
104      * Return a string representation of this object.
105      */
106     public String   toString() {
107         StringBuffer   sb = new StringBuffer  ("ImageButtonBean[");
108         sb.append(this.x);
109         sb.append(", ");
110         sb.append(this.y);
111         sb.append("]");
112         return (sb.toString());
113     }
114 
115 }
116
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